55 lines
		
	
	
		
			1005 B
		
	
	
	
		
			C++
		
	
	
	
		
		
			
		
	
	
			55 lines
		
	
	
		
			1005 B
		
	
	
	
		
			C++
		
	
	
	
|  | #include "..\easy2d.h"
 | |||
|  | 
 | |||
|  | ActionMoveBy::ActionMoveBy(float duration, CVector vec) : | |||
|  | 	Animation(duration) | |||
|  | { | |||
|  | 	m_MoveVector = vec; | |||
|  | } | |||
|  | 
 | |||
|  | ActionMoveBy::~ActionMoveBy() | |||
|  | { | |||
|  | } | |||
|  | 
 | |||
|  | void ActionMoveBy::_init() | |||
|  | { | |||
|  | 	Animation::_init(); | |||
|  | 	m_BeginPos = m_pParent->getPos(); | |||
|  | } | |||
|  | 
 | |||
|  | bool ActionMoveBy::_exec(LARGE_INTEGER nNow) | |||
|  | { | |||
|  | 	if (m_bStop) return true; | |||
|  | 	if (!m_bRunning) return false; | |||
|  | 	 | |||
|  | 	while (Animation::_exec(nNow)) | |||
|  | 	{ | |||
|  | 		// <20><><EFBFBD><EFBFBD><EFBFBD>ƶ<EFBFBD>λ<EFBFBD><CEBB>
 | |||
|  | 		float scale = float(m_nDuration) / m_nTotalDuration; | |||
|  | 		// <20>ƶ<EFBFBD> Sprite
 | |||
|  | 		m_pParent->setPos(int(m_BeginPos.x + m_MoveVector.x * scale),  | |||
|  | 			int(m_BeginPos.y + m_MoveVector.y * scale)); | |||
|  | 		// <20>ж϶<D0B6><CFB6><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>
 | |||
|  | 		if (m_nDuration >= m_nTotalDuration) | |||
|  | 		{ | |||
|  | 			return true; | |||
|  | 		} | |||
|  | 	} | |||
|  | 	return false; | |||
|  | } | |||
|  | 
 | |||
|  | void ActionMoveBy::_reset() | |||
|  | { | |||
|  | 	Animation::_reset(); | |||
|  | } | |||
|  | 
 | |||
|  | ActionMoveBy * ActionMoveBy::copy() | |||
|  | { | |||
|  | 	auto a = new ActionMoveBy(*this); | |||
|  | 	a->_reset(); | |||
|  | 	return a; | |||
|  | } | |||
|  | 
 | |||
|  | ActionMoveBy * ActionMoveBy::reverse() const | |||
|  | { | |||
|  | 	return new ActionMoveBy(m_nTotalDuration / 1000.0f, CVector(-m_MoveVector.x, -m_MoveVector.y)); | |||
|  | } |